Presenting 104 Onyx, a rare and refined offering on Balboa Island that combines luxury coastal living with impressive investment performance. This elegantly remodeled home holds a coveted short-term rental permit, a highly sought after asset in the City of Newport Beach. Currently operating as a successful, fully turnkey vacation rental, 104 Onyx is generating income that exceeds Newport Beachs average cap rate, making it a compelling opportunity for investors seeking both lifestyle and long term value. Perfectly positioned as the only rear home on the South Bayfront, this residence offers unobstructed sit-down harbor views from both levels, a rare feature that sets it apart. A private entrance to the upper level provides flexibility for dual living, guest accommodations, or optimized rental income. The home has undergone a comprehensive, high end renovation with no detail overlooked. Upgrades include Wolf appliances, new countertops, wide-plank wood flooring, an upstairs kitchenette, and a striking metal roof. Outdoor living is elevated with thoughtfully designed spaces that maximize the bay views and coastal ambiance. Located just steps from the waterfront and one block from Marine Avenue, 104 Onyx offers immediate access to Balboa Islands boutiques, dining, and amenities, all while maintaining a sense of privacy and exclusivity. This is a rare opportunity to a special getaway and an income producing asset with proven rental performance, premium views, and a timeless design.